formarlos
Formarlos is the infinitive form of the Spanish verb formar with the direct object pronoun los attached, meaning “to form them” or “to train them.” The construction is non-finite and is used when the action of forming or training is directed at a masculine plural group or set of entities previously mentioned (for example, people, teams, or objects). Stress generally remains on the original verb syllable, so formarlos is written without an accent.
In use, formar can refer to shaping, educating, or preparing someone or something. It covers both physical
Grammatical notes: formarlos can appear on its own after a preposition or as the complement of another